As a swing dancer, I can definitely appreciate the 1920s; its fashion, music, and dancing are brilliant, and I’m glad they’ve stuck around. But 1920s medicine? Not so much. One of the most distressing facts in the current fight against tuberculosis (TB) is that no new vaccines have been invented since this period. The current vaccine, BCG, was developed back when Jay Gatsby was sipping champagne and only offers limited protection against the most common forms of pulmonary TB.